Add rules to forward packets from the Ethernet ports to the CPU port (GWCA) using L2 forwarding instead of port forwarding. Signed-off-by: Michael Dege --- drivers/net/ethernet/renesas/rswitch_l2.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/net/ethernet/renesas/rswitch_l2.c b/drivers/net/ethernet/renesas/rswitch_l2.c index 709524c8a5c4..21165ec56ce8 100644 --- a/drivers/net/ethernet/renesas/rswitch_l2.c +++ b/drivers/net/ethernet/renesas/rswitch_l2.c @@ -93,10 +93,36 @@ static void rswitch_update_l2_hw_forwarding(struct rswitch_private *priv) } } +static void rswitch_update_l2_hw_forwarding_gwca(struct rswitch_private *priv) +{ + struct rswitch_device *rdev; + + if (priv->offload_brdev) { + rswitch_modify(priv->addr, FWPC0(AGENT_INDEX_GWCA), + 0, FWPC0_MACSSA | FWPC0_MACDSA | FWPC0_MACRUDA); + + rswitch_for_all_ports(priv, rdev) { + rswitch_modify(priv->addr, FWPC2(rdev->etha->index), + FIELD_PREP(FWPC2_LTWFW, BIT(AGENT_INDEX_GWCA)), + 0); + } + } else { + rswitch_modify(priv->addr, FWPC0(AGENT_INDEX_GWCA), + FWPC0_MACSSA | FWPC0_MACDSA | FWPC0_MACRUDA, + 0); + rswitch_for_all_ports(priv, rdev) { + rswitch_modify(priv->addr, FWPC2(rdev->etha->index), + 0, + FIELD_PREP(FWPC2_LTWFW, BIT(AGENT_INDEX_GWCA))); + } + } +} + void rswitch_update_l2_offload(struct rswitch_private *priv) { rswitch_update_l2_hw_learning(priv); rswitch_update_l2_hw_forwarding(priv); + rswitch_update_l2_hw_forwarding_gwca(priv); } static void rswitch_update_offload_brdev(struct rswitch_private *priv) -- 2.43.0